$5\mathrm{.}2\mathrm{.}4$ Replace $10$ psi with $70$ kPa, $0\mathrm{.}2$ ft$2$ with $0\mathrm{.}02$ m$2,0\mathrm{.}1$ ft$2$ with $0\mathrm{.}01$ m$2,1440$ lbs with $6200$ N$.$ Total mass of the bend and water in it is $100$ kg$.$